﻿342 
  ^^.\RTXE 
  mollusca 
  nESCRiRF.n 
  by 
  p. 
  p. 
  carpenter 
  

  

  Plate 
  17.—DENTAUUM, 
  SOLARIELLA, 
  MARGARITES, 
  CALLIOSTOMA, 
  

   CIDARINA 
  AND 
  ACMAEA 
  

  

  Figure 
  Page 
  

  

  I, 
  2. 
  Dcntalium 
  rectius 
  Carpenter 
  118 
  

  

  Holotype, 
  U.S.N.M, 
  No. 
  5283. 
  Length, 
  18 
  mm. 
  

   3, 
  4. 
  Solariella 
  peramahilis 
  Carpenter 
  138 
  

  

  Lectotype, 
  U.S.N.M., 
  No. 
  16281 
  ; 
  X 
  3. 
  

   5, 
  6. 
  Margarites 
  parcipictus 
  (Carpenter) 
  134 
  

  

  Holotype, 
  U.S.N.M., 
  No. 
  31114; 
  X 
  8. 
  

   7, 
  8. 
  Calliostoma 
  gemnmlatum 
  Carpenter 
  139 
  

  

  U.S.N.M., 
  No. 
  16261. 
  Length, 
  9 
  mm.; 
  greatest 
  diameter, 
  8 
  mm. 
  

   9, 
  10. 
  Calliostoma 
  variegatum 
  Carpenter 
  141 
  

  

  Holotype, 
  U.S.N.M., 
  No. 
  "4201?". 
  Length, 
  6 
  mm.; 
  greatest 
  diameter, 
  5 
  mm.. 
  

  

  II, 
  12. 
  Calliostoma 
  splendens 
  Carpenter 
  140 
  

  

  Syntype, 
  U.S.N.M., 
  No. 
  16278. 
  Length, 
  5 
  mm.; 
  greatest 
  diameter, 
  5 
  mm. 
  

  

  13. 
  Cidarina 
  cidaris 
  (Carpenter) 
  137 
  

  

  Holotype, 
  U.S.N.M., 
  No. 
  15600; 
  X 
  2. 
  

  

  14, 
  15. 
  Calliostoma 
  supragranosum 
  Carpenter 
  140 
  

  

  Holotype, 
  U.S.N.M., 
  No. 
  14925. 
  Length, 
  8 
  mm.; 
  greatest 
  diameter, 
  7 
  mm. 
  

   16, 
  17. 
  Margarites 
  lirulatus 
  suhelcvatus 
  (Carpenter) 
  133 
  

  

  Syntype, 
  U.S.N.M., 
  No. 
  15537. 
  Length, 
  3 
  mm.; 
  greatest 
  diameter, 
  3± 
  mm. 
  

   18, 
  19. 
  Margarites 
  liritlatxis 
  obsoletus 
  (Carpenter) 
  133 
  

  

  Syntype, 
  U.S.N.AL, 
  No. 
  15537e; 
  X 
  8. 
  

   20, 
  21. 
  Margarites 
  lirulatus 
  (Carpenter) 
  132 
  

  

  Syntype, 
  L'.S.N.AL, 
  No. 
  4191. 
  Length, 
  4 
  mm.; 
  greatest 
  diameter, 
  4 
  mm. 
  

   22, 
  23. 
  Margarites 
  laciiiiatus 
  (Carpenter) 
  129 
  

  

  Holotype, 
  U.S.N.M., 
  No. 
  15535b. 
  Length, 
  2-\- 
  mm.; 
  greatest 
  diameter, 
  3 
  mm. 
  

   24, 
  25. 
  .iemaea 
  juniculata 
  (Carpenter) 
  123 
  

  

  Holotype, 
  U.S.N.M., 
  No. 
  14799; 
  X 
  8- 
  

  

  